Here's another photo taken at an angle which will let you see the inside side panels a bit better.
Back and side panel photos from Nutcracker Suite ballet (found in online search)
Nutcracker image from Beccy's Place fussy cut w/ scissors
Brown wood grained CS for the 'stage'
Sparkle Tulle for the top theater 'curtain'
Challenges:
Happy Crafting. NanaConnie